Pith Number

pith:FSDYD5HL

pith:2015:FSDYD5HLZUWUXMQMIU2BKBGYVC

not attested not anchored not stored refs pending

Implications and applications of the variance-based uncertainty equalities

C. P. Sun, Xiaoguang Wang, Xing Xiao, Yao Yao

arxiv:1503.00239 v1 · 2015-03-01 · quant-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FSDYD5HLZUWUXMQMIU2BKBGYVC}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T01:51:49.225772Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c8781f4ebcd2d4bb20c45341504d8a89de16e122266b260efb9f08f36dec006

Aliases

arxiv: 1503.00239 · arxiv_version: 1503.00239v1 · doi: 10.48550/arxiv.1503.00239 · pith_short_12: FSDYD5HLZUWU · pith_short_16: FSDYD5HLZUWUXMQM · pith_short_8: FSDYD5HL

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/FSDYD5HLZUWUXMQMIU2BKBGYVC \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 2c8781f4ebcd2d4bb20c45341504d8a89de16e122266b260efb9f08f36dec006

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "adbcb3906068248a661ae33853d99099e3902ca7d8cb0aac8b934ec4b5ed6333",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-03-01T08:43:23Z",
    "title_canon_sha256": "5ba728cf5d5fb024e0d26077b02281425a61c8ba8c6a0203841b993a945aa49f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.00239",
    "kind": "arxiv",
    "version": 1
  }
}